Coughing up blood
The most common reasons for coughing up blood are:
Sometimesa severe nosebleed or bleeding from the mouth or throat can cause blood to come out in your saliva when you cough.
Coughing up blood can be alarming, but isn't usually a sign of anything serious. Find out what you should do if you cough up blood and what the cause might be.
You may be asked for a sample of yoursputum so it can bechecked for infection. Other tests, such as blood tests , may also be needed. Your GP may decide to refer you to a specialist at your local hos
The most common reasons for coughing up blood are: a prolonged, severe cough a chest infection this is more likely if your sputum is discoloured or contains pus, you have a fever, or you have a t
Less commonly, coughing up blood may be the result of: pulmonary embolism (a blood clot in thelungs) this usually causes sudden shortness of breath and chest pain pulmonary oedema (fluidin the l